FI963809A - Hydrometallurgical extraction method - Google Patents
Hydrometallurgical extraction method Download PDFInfo
- Publication number
- FI963809A FI963809A FI963809A FI963809A FI963809A FI 963809 A FI963809 A FI 963809A FI 963809 A FI963809 A FI 963809A FI 963809 A FI963809 A FI 963809A FI 963809 A FI963809 A FI 963809A
- Authority
- FI
- Finland
- Prior art keywords
- extraction method
- hydrometallurgical extraction
- hydrometallurgical
- extraction
- Prior art date
Links
- 238000000605 extraction Methods 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C1/00—Electrolytic production, recovery or refining of metals by electrolysis of solutions
- C25C1/12—Electrolytic production, recovery or refining of metals by electrolysis of solutions of copper
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B11/00—Obtaining noble metals
- C22B11/08—Obtaining noble metals by cyaniding
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B15/00—Obtaining copper
- C22B15/0063—Hydrometallurgy
- C22B15/0065—Leaching or slurrying
- C22B15/0067—Leaching or slurrying with acids or salts thereof
- C22B15/0073—Leaching or slurrying with acids or salts thereof containing nitrogen
- C22B15/0076—Cyanide groups
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/217,912 US5411575A (en) | 1994-03-25 | 1994-03-25 | Hydrometallurgical extraction process |
PCT/US1995/003201 WO1995026418A1 (en) | 1994-03-25 | 1995-03-23 | Hydrometallurgical extraction process |
Publications (2)
Publication Number | Publication Date |
---|---|
FI963809A true FI963809A (en) | 1996-09-24 |
FI963809A0 FI963809A0 (en) | 1996-09-24 |
Family
ID=22812989
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI963809A FI963809A0 (en) | 1994-03-25 | 1996-09-24 | Hydrometallurgical extraction method |
Country Status (20)
Country | Link |
---|---|
US (1) | US5411575A (en) |
EP (1) | EP0752013B1 (en) |
JP (1) | JPH09511023A (en) |
CN (1) | CN1144541A (en) |
BG (1) | BG62096B1 (en) |
BR (1) | BR9507420A (en) |
CA (1) | CA2186356C (en) |
CZ (1) | CZ279696A3 (en) |
DE (1) | DE69511536T2 (en) |
ES (1) | ES2137506T3 (en) |
FI (1) | FI963809A0 (en) |
HU (1) | HUT76516A (en) |
MX (1) | MX9604046A (en) |
NO (1) | NO964011L (en) |
PE (1) | PE50095A1 (en) |
PL (1) | PL316432A1 (en) |
RU (1) | RU2124573C1 (en) |
TJ (1) | TJ279B (en) |
WO (1) | WO1995026418A1 (en) |
ZA (1) | ZA951511B (en) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5968364A (en) * | 1993-03-16 | 1999-10-19 | Henkel Corporation | Process for the removal of toxic cyanide and heavy metal species from alkaline solutions |
US5667557A (en) * | 1994-03-25 | 1997-09-16 | E. I. Du Pont De Nemours And Company | Hydrometallurgical extraction and recovery of copper, gold, and silver via cyanidation and electrowinning |
US5807421A (en) * | 1994-03-25 | 1998-09-15 | E. I. Du Pont De Nemours And Company | Hydrometallurgical extraction process |
GB2341602A (en) | 1997-06-09 | 2000-03-22 | Hw Process Technologies Inc | Method for separating and isolating precious metals from non precious metals dissolved in solutions |
US5961833A (en) * | 1997-06-09 | 1999-10-05 | Hw Process Technologies, Inc. | Method for separating and isolating gold from copper in a gold processing system |
WO1999023263A1 (en) * | 1997-10-30 | 1999-05-14 | Hw Process Technologies, Inc. | Method for removing contaminants from process streams in metal recovery processes |
EP1259652A4 (en) * | 2000-02-22 | 2003-06-25 | Lakefield Oretest Pty Ltd | Process and apparatus for recovery of cyanide and metals |
US6500231B1 (en) | 2001-03-29 | 2002-12-31 | Newmont Usa Limited | Recovery of precious metals from thiosulfate solutions |
AU2002951283A0 (en) * | 2002-09-09 | 2002-09-19 | Occtech Engineering Pty Ltd | Process and apparatus for recovery of cynanide and metals |
US20050067341A1 (en) * | 2003-09-25 | 2005-03-31 | Green Dennis H. | Continuous production membrane water treatment plant and method for operating same |
CA2606190A1 (en) * | 2005-04-27 | 2006-11-02 | Hw Process Technologies, Inc. | Treating produced waters |
US20080069748A1 (en) * | 2006-09-20 | 2008-03-20 | Hw Advanced Technologies, Inc. | Multivalent iron ion separation in metal recovery circuits |
US20080128354A1 (en) * | 2006-11-30 | 2008-06-05 | Hw Advanced Technologies, Inc. | Method for washing filtration membranes |
WO2009037596A2 (en) * | 2007-09-17 | 2009-03-26 | Barrick Gold Corporation | Method to improve recovery of gold from double refractory gold ores |
US7922788B2 (en) * | 2007-09-18 | 2011-04-12 | Barrick Gold Corporation | Process for recovering gold and silver from refractory ores |
US8262770B2 (en) | 2007-09-18 | 2012-09-11 | Barrick Gold Corporation | Process for controlling acid in sulfide pressure oxidation processes |
CA2759804A1 (en) * | 2009-04-24 | 2010-10-28 | Precious Metals Recovery Pty Ltd | Enhanced recovery of gold |
CN103805775B (en) * | 2014-03-10 | 2016-05-04 | 紫金矿业集团股份有限公司 | Cupric low-grade gold resource comprehensive utilization process |
JP6066007B1 (en) * | 2016-05-10 | 2017-01-25 | 日立金属株式会社 | Method for producing purified copper and method for producing electric wire |
PE20190235A1 (en) * | 2016-06-17 | 2019-02-15 | Outotec Finland Oy | GOLD RECOVERY METHOD FROM A CONCENTRATED SOLUTION OF COPPER CHLORIDE CONTAINING GOLD |
RU2687613C2 (en) * | 2017-07-12 | 2019-05-15 | Общество с ограниченной ответственностью Научно-исследовательский и проектный институт "ТОМС" | Method for processing sulfide concentrates containing precious metals |
WO2019148694A1 (en) * | 2018-02-05 | 2019-08-08 | 中国环境科学研究院 | Integrated two-phase anaerobic dry fermentation reactor based on biomimetic rumen principle |
KR102138194B1 (en) * | 2018-11-26 | 2020-07-27 | (주)다남이엔이 | Method for recovering metal using absorbent |
RU2763699C1 (en) * | 2021-05-26 | 2021-12-30 | Андрей Андреевич Кобяков | Electrolyzer for the extraction of metal from solution |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2112298A (en) * | 1935-03-27 | 1938-03-29 | Merrill Co | Metallurgical cyanide process |
US2124421A (en) * | 1935-05-07 | 1938-07-19 | Phelps Dodge Corp | Cyanide process |
GB1050303A (en) * | 1964-12-14 | 1900-01-01 | ||
ZA838949B (en) * | 1982-12-02 | 1984-07-25 | Stuart Guy Clarke | Recovery of precious metals |
CA1221842A (en) * | 1983-06-03 | 1987-05-19 | Arthur E. Coburn | Treatment of ores |
DE3330795A1 (en) * | 1983-08-26 | 1985-04-18 | MNR Reprocessing, Inc., Wilmington, Del. | METHOD FOR PRODUCING COPPER AND, IF NECESSARY, SILVER AND GOLD BY LAUGHING OXIDIC AND SULFIDIC MATERIALS WITH WATER-SOLUBLE CYANIDES |
US4681628A (en) * | 1985-05-01 | 1987-07-21 | Norcim Investments Pty. Ltd. | Gold Recovery processes |
CA1318480C (en) * | 1988-10-21 | 1993-06-01 | Adrian J. Goldstone | Cyanide regeneration process |
US5254153A (en) * | 1988-10-21 | 1993-10-19 | Cyprus Minerals Company | Cyanide recycling process |
US5078977A (en) * | 1988-10-21 | 1992-01-07 | Cyprus Minerals Company | Cyanide recovery process |
GB9007122D0 (en) * | 1990-03-30 | 1990-05-30 | Ortech Corp | Removal of base metals and cyanide from gold-barren c-i-p solutions |
CA2096249A1 (en) * | 1990-11-15 | 1992-05-16 | Bruno John Stephen Sceresini | Base metals recovery by adsorption of cyano complexes on activated carbon |
US5176886A (en) * | 1991-01-23 | 1993-01-05 | Bio-Recovery Systems, Inc. | Rapid, ambient-temperature process for stripping gold bound to activated carbon |
-
1994
- 1994-03-25 US US08/217,912 patent/US5411575A/en not_active Expired - Lifetime
-
1995
- 1995-02-23 ZA ZA951511A patent/ZA951511B/en unknown
- 1995-03-20 PE PE1995264393A patent/PE50095A1/en not_active Application Discontinuation
- 1995-03-23 ES ES95913691T patent/ES2137506T3/en not_active Expired - Lifetime
- 1995-03-23 BR BR9507420A patent/BR9507420A/en not_active IP Right Cessation
- 1995-03-23 MX MX9604046A patent/MX9604046A/en not_active IP Right Cessation
- 1995-03-23 TJ TJ96000410A patent/TJ279B/en unknown
- 1995-03-23 WO PCT/US1995/003201 patent/WO1995026418A1/en active IP Right Grant
- 1995-03-23 CA CA002186356A patent/CA2186356C/en not_active Expired - Fee Related
- 1995-03-23 DE DE69511536T patent/DE69511536T2/en not_active Expired - Fee Related
- 1995-03-23 CZ CZ962796A patent/CZ279696A3/en unknown
- 1995-03-23 PL PL95316432A patent/PL316432A1/en unknown
- 1995-03-23 EP EP95913691A patent/EP0752013B1/en not_active Expired - Lifetime
- 1995-03-23 HU HU9602622A patent/HUT76516A/en unknown
- 1995-03-23 RU RU96121251A patent/RU2124573C1/en active
- 1995-03-23 JP JP7525185A patent/JPH09511023A/en active Pending
- 1995-03-23 CN CN95192279A patent/CN1144541A/en active Pending
-
1996
- 1996-09-18 BG BG100853A patent/BG62096B1/en unknown
- 1996-09-24 NO NO964011A patent/NO964011L/en unknown
- 1996-09-24 FI FI963809A patent/FI963809A0/en unknown
Also Published As
Publication number | Publication date |
---|---|
EP0752013B1 (en) | 1999-08-18 |
TJ279B (en) | 2000-12-13 |
DE69511536D1 (en) | 1999-09-23 |
HU9602622D0 (en) | 1996-11-28 |
CA2186356A1 (en) | 1995-10-05 |
HUT76516A (en) | 1997-09-29 |
NO964011D0 (en) | 1996-09-24 |
ES2137506T3 (en) | 1999-12-16 |
CN1144541A (en) | 1997-03-05 |
BG62096B1 (en) | 1999-02-26 |
PE50095A1 (en) | 1996-02-12 |
EP0752013A1 (en) | 1997-01-08 |
WO1995026418A1 (en) | 1995-10-05 |
CZ279696A3 (en) | 1997-05-14 |
RU2124573C1 (en) | 1999-01-10 |
BR9507420A (en) | 1997-09-09 |
AU1998495A (en) | 1995-10-17 |
PL316432A1 (en) | 1997-01-06 |
US5411575A (en) | 1995-05-02 |
AU679356B2 (en) | 1997-06-26 |
BG100853A (en) | 1997-08-29 |
FI963809A0 (en) | 1996-09-24 |
ZA951511B (en) | 1996-08-23 |
CA2186356C (en) | 2003-06-17 |
NO964011L (en) | 1996-09-24 |
JPH09511023A (en) | 1997-11-04 |
MX9604046A (en) | 1997-12-31 |
DE69511536T2 (en) | 2000-04-27 |
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